en

粒子滤波算法；粒子滤波算法源于Montecarlo的思想，即以某事件出现的频率来指代该事件的概率。因此在滤波过程中，需要用到概率如P(x)的地方，一概对变量x采样，以大量采样的分布近似来表示P(x)。因此，采用此一思想，在滤波过程中粒子滤波可以处理任意形式的概率，而不像Kalman滤波只能处理高斯分布的概率问题。他的一大优势也在于此。(these codes are particle filter resources codes which solve non-linear estimation problems.I wish that it is helpful to some people.I am glad to share it with others. )

NSCT非下采样Contourlet变换，实现对图像的多尺度多方向分解，是一种真正的二维图像表示方法(NSCT nonsubsampled Contourlet transform, to achieve multi-scale multi-orientation image decomposition, is a true two-dimensional image representation)

说明：  用runge-kutta 法解常微分其中有实例，可以用于验证(Using runge-kutta method for solving ordinary differential examples of which can be used to verify)

说明：  利用MATLAB编程实现“已知直升飞机旋转机翼外形曲线上的一些型值点及端点处一阶导数值”。(The use of MATLAB Programming known helicopter rotary wing shape curve at some point and the endpoint-type value of one derivative values. )

shannon channel codeing project

说明：  bus system data for matlab code

复杂网络生成程序，该程序详细介绍了复杂网络生成机理，对初学者帮助很大(Complex network build program, which details the formation mechanism of complex networks, very helpful for beginners)

fingerprint recognition matlab code

实现模糊PID控制仿真，非常有用，编程人员只需简单修改参数即可。(Fuzzy PID control simulation, very useful, programmers can simply modify the parameters.)

提取Gabor特征，LBP特征，LGBP特征代码(extract Gabor feature,LBP feature and LGBP feature.)